Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — ZIP/87320

87320

ZIP 87320 is Mexican Springs, New Mexico, in McKinley County; area code 505; Mountain time.

Type
Standard
Time zone
America/Denver
County
McKinley
Metro area
Gallup, NM
Population
597
Coordinates
35.8076, -108.8713
☼ Live from 87320 — Mexican Springs, NM

Weather right now

Asking the National Weather Service…

NEXRAD radar
Finding the nearest radar…
Local time: —

Where 87320 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 87320
  • 🔢 Type 87320 into a pocket calculator and turn it upside down: OZELB — not quite a word, sorry.
  • ➕ As a number, 87,320 = 2 × 2 × 2 × 5 × 37 × 59. Its digits add up to 20, a total 2,586 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10101010100011000
  • 🏠 Its numerical neighbours: 87319 (Mentmore, NM, 23 mi away) and 87321 (Ramah, NM, 58 mi away).
  • 🔄 Backwards, 87320 becomes 02378, which is not a ZIP code at all.
  • 👥 61 other ZIP codes are made of exactly the same digits (02738, 02783, 02837, 02873, 03278, 03287, …). The farthest-flung twin is 02738 in Marion, MA, 2,076 miles away.
  • 🧭 Farther south than 70% of all ZIP codes, and farther west than 85%.
  • 🎯626 miles southwest of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 87320 and you would come out at 35.81°S, 71.13°E — 937 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
  • ☀Longest day of the year: 14h 35m of daylight. Shortest: 9h 44m.
  • 📏 At 90.7 square miles of land, 87320 is bigger than 75% of ZIP codes — room for about 69 Central Parks.
🌙 The sky over 87320 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population597This ZIP597
Households198This ZIP198
Housing units268This ZIP268
Median age45.6This ZIP45.6New Mexico39.4US 38.9
Median household income$43,125This ZIP$43,125New Mexico$64,059US $80,734
Median home value$61,100This ZIP$61,100New Mexico$248,100US $332,700
Median gross rent$800This ZIP$800New Mexico$1,067US $1,413
Bachelor's degree or higher9.9%This ZIP9.9%
Mean commute33.8 minThis ZIP33.8 min
Population density6.6 / sq miThis ZIP6.6 / sq mi

Land area

Land area90.71 sq miThis ZIP90.71 sq mi
Water area0.00 sq mi

Other place names in 87320

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 87320

ZIPCityDistance
86515 Window Rock, AZ 9.4 mi
87375 Yatahey, NM 10.5 mi
86504 Fort Defiance, AZ 15.4 mi
87310 Brimhall, NM 16.0 mi
87317 Gamerco, NM 17.1 mi
87328 Navajo, NM 17.8 mi
87302 Gallup, NM 20.6 mi
87301 Gallup, NM 20.6 mi
87325 Tohatchi, NM 20.7 mi
87319 Mentmore, NM 23.1 mi

Find every ZIP code within 10 miles of 87320 →

Questions about this ZIP code

Where is ZIP code 87320?

87320 is in Mexican Springs, New Mexico, in McKinley County, part of the Gallup, NM micropolitan area. Its published point location is 35.8076, -108.8713.

What county is 87320 in?

87320 lies in McKinley County.

What area code is 87320?

Mexican Springs uses area code 505, from NANPA's telephone records.

What time zone is 87320 in?

87320 uses America/Denver.

How many people live in 87320?

About 597 people live in ZIP code 87320, in 198 households, at 6.6 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 87320?

$43,125 a year, against $64,059 across New Mexico.

What ZIP codes are near 87320?

The closest are 86515 (9.4 mi), 87375 (10.5 mi), 86504 (15.4 mi), 87310 (16 mi) and 87317 (17.1 mi).

Is 87320 a PO Box ZIP code?

87320 is a standard ZIP code. A normal ZIP code with street delivery.

Download or cite

Cite this page

zipcodes.pro. “87320 ZIP Code — Mexican Springs, New Mexico (McKinley County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/87320

Machine-readable version of these facts:

curl https://zipcodes.pro/zip/87320.json

Underlying data is public domain or openly licensed — sources, vintages and licences.